Base | Representation |
---|---|
bin | 110000111100010011… |
… | …0010100001001110000 |
3 | 101001021202221110201121 |
4 | 1201320212110021300 |
5 | 3210222221300130 |
6 | 120141115512024 |
7 | 10410352502542 |
oct | 1417046241160 |
9 | 331252843647 |
10 | 105102525040 |
11 | 406346a9747 |
12 | 18452758614 |
13 | 9bac987226 |
14 | 51309ad692 |
15 | 2b02193d7a |
hex | 1878994270 |
105102525040 has 20 divisors (see below), whose sum is σ = 244363370904. Its totient is φ = 42041009984.
The previous prime is 105102525037. The next prime is 105102525043. The reversal of 105102525040 is 40525201501.
It is an interprime number because it is at equal distance from previous prime (105102525037) and next prime (105102525043).
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-2 number, since 2×1051025250402 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 105102524996 and 105102525014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105102525043) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656890702 + ... + 656890861.
Almost surely, 2105102525040 is an apocalyptic number.
105102525040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
105102525040 is an abundant number, since it is smaller than the sum of its proper divisors (139260845864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105102525040 is a wasteful number, since it uses less digits than its factorization.
105102525040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1313781576 (or 1313781570 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 25.
Adding to 105102525040 its reverse (40525201501), we get a palindrome (145627726541).
The spelling of 105102525040 in words is "one hundred five billion, one hundred two million, five hundred twenty-five thousand, forty".
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